CVE-2022-2448: The reSmush.it WordPress plugin before 0.4.6 does not sanitise and escape some of its settings, which could al

Q: How do I fix CVE-2022-2448?

resmush.it image optimizer: upgrade to 0.4.6. Exact commands for each OS are on this page.

Q: Is CVE-2022-2448 being exploited?

CVE-2022-2448 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-2448 affect?

CVE-2022-2448 affects resmush.it image optimizer. Severity is medium (CVSS 4.8). The reSmush.it WordPress plugin before 0.4.6 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when unfiltered_html is disallowed.

Q: How urgent is CVE-2022-2448?

Priority 34/100. Public exploit reference

Routine

MEDIUM 4.8UPGRADE

CVE-2022-2448 is a medium-severity flaw (CVSS 4.8) affecting resmush.it image optimizer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The reSmush.it WordPress plugin before 0.4.6 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when unfiltered_html is disallowed.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.6% (top 49%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-10-10
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: resmush.it

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-10-10 21:15 UTCPublished CVE record published
2026-06-17 04:41 UTCUpdated Record last modified

resmush.it resmush.it image optimizer UPGRADE

Affected: < 0.4.6

Fixed in: 0.4.6

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy resmush.it-image-optimizer || rpm -q resmush.it-image-optimizer || resmush.it-image-optimizer --version

2. UPGRADE to 0.4.6 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade resmush.it-image-optimizer

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade resmush.it-image-optimizer

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-2448?

resmush.it image optimizer: upgrade to 0.4.6. Exact commands for each OS are on this page.

Is CVE-2022-2448 being exploited?

CVE-2022-2448 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-2448 affect?

CVE-2022-2448 affects resmush.it image optimizer. Severity is medium (CVSS 4.8). The reSmush.it WordPress plugin before 0.4.6 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when unfiltered_html is disallowed.

How urgent is CVE-2022-2448?

Priority 34/100. Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2022-2450 MEDIUM 4.3 UPGRADE The reSmush.it : the only free Image Optimizer & compress plugin WordPress plugin before 0.4.4 lacks authoriza
CVE-2022-2449 MEDIUM 6.5 UPGRADE The reSmush.it : the only free Image Optimizer & compress plugin WordPress plugin before 0.4.4 does not perfor

References

← Back to latest CVEs